How can I convert a QString to char* and vice versa ?(trolltech) Answer:In order to convert a QString to a char*, then you first need to get a latin1 representation of the string by calling toLatin1() on it which will return a QByteArray. Then call d…
[问题1] 'class QString' has no member named 'toAscii' [解答] 把toAscii().data()改成toLatin1().data() 如果QString中存在中文,就使用toAscii()转换,如果只存在英文,使用toLatin1()即可 [问题2]QString与string的相互转换 [解答] 1.QString与int相互转换 QString qstr = QString::number(123); int i = atoi(qst…
Qt Undo Framework Demo eryar@163.com Abstract. Qt’s Undo Framework is an implementation of the Command Pattern, for implementing undo/redo functionality in applications. The Command pattern is based on the idea that all editing in an application is d…